05 Oct '12, 4pm

Ruby on Rails vs. Node.js at LinkedIn

LinkedIn replaced their back-end mobile infrastructure built on Ruby on Rails with Node.js some time ago for performance and scalability reasons. A former LinkedIn team member reacted explaining what went wrong, in his opinion. Kiran Prasad , Director of Mobile Engineering at LinkedIn, told ArsTechnica they had to reconsider their back-end infrastructure providing mobile services for LinkedIn clients because although only 7-8% of the clients were using their mobile application, the Ruby on Rails back-end suffered from severe scalability problems. LinkedIn evaluated three possible solutions: Rails/Event Machine, Python/Twisted, and Node.js. According to Prasad, Node.js was eventually chosen providing a number of benefits: Better performance, Node.js being up to 20x faster than Rails for certain scenarios Using only 3 servers instead of 30, leaving room for a 10x traffic gro...

Full article: http://www.infoq.com/news/2012/10/Ruby-on-Rails-Node-js-L...

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